PSI - Issue 19

13

Author name / Structural Integrity Procedia 00 (2019) 000–000

A. Halfpenny et al. / Procedia Structural Integrity 19 (2019) 150–167

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Fig. 11. Strain-life (EN) and cyclic stress vs. strain curves for Al 3915

The expected life (assuming mean parameter values) was calculated as 499,300 cycles to failure. This shows excellent correlation with the mean test life given in Table 1. of 505,286 cycles to failure (1.2% error).